We send your job to ALL BR5 extension builders
Available extension builders in BR5 reply
Select your affordable BR5 extension builder
Petts Wood, BR5
Need an Extension Builder in BR5? RJC BUILDING SERVICES has been helping local clients (10 mile radius) with their extension buildering jobs for ma...
Need to find an Extension Builder near you for all your extension buildering work?
Master Builders provides a local, trusted extension buil...
Curtis Archer
Petts Wood, BR5
Relax... you have found a reliable extension builder in BR5. POVERSET BUILDING COMPANY is a friendly and reliable company based in BR5 who consider...
R&K EVANS BUILDERS is an established extension buildering business in BR5. We come highly recommended and provide competitive quotes for your work....
Our building services company May & Sons Building Solutions Limited is a family-run business established in 2019. Since then we have been helping c...
MONUMENTAL CONSTRUCTION LIMITE are here to help customers who need an Extension Builder in BR5. We offer a competitive rate to complete all your ex...
Petts Wood, BR5
Need an Extension Builder in BR5? P&k Building Ltd has been helping local clients (10 mile radius) with their extension buildering jobs for many ye...
Altin Kodra
Our building services company AL-KO Renovations was established over 12 years ago. Since then we have been helping customers in the area by providi...
Kent, BR5
Ha property services is an established and experienced local extension builder in BR5. Please contact us for a free, no obligation quote and compet...
From £87,080
Alpha Construction Building Company ltd. undertakes a wide variety of refurbishment works from roofing, kitchens and bathrooms to lofts extensions ...

Building a granny annexe ranges from £86,864 (RJC BUILDING SERVICES based in BR5) to £87,528 (AL-KO Construction Ltd based in BR5), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in BR5 by posting a job with HaMuch. We will send it to extension builders in BR5 who will be happy to help you.
| Borough in London |
|---|
| Granny Annexe in Petts Wood |
| Granny Annexe in Orpington |
| Granny Annexe in Chislehurst |
| Granny Annexe in Sidcup |
| Granny Annexe in Swanley |
| Granny Annexe in Bexley |
| Granny Annexe in Keston |
| Granny Annexe in Bromley |
| Granny Annexe in Bexley |
| Granny Annexe in Eltham |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,624

Two storey extension - £88,186

Build a timber frame extension - £26,124

Build a swimming pool - £81,124

Single storey extension - £57,480

Side return extension - £42,895

Install an RSJ - £2,324

Outbuilding - £10,124

Build a Mansard loft conversion - £52,124

Loft conversion - £34,913

Build a kitchen extension - £42,124

Hip to gable loft conversion - £42,124

Granny annexe - £87,124

Garden office - £10,124

Convert a Garage - £16,124

Garage - £18,624

Build a flat roof extension - £22,124

Build a dormer loft conversion - £42,124

Concrete foundations - £6,374

Convert a bungalow loft - £29,124

Convert a basement - £38,895